Mevotech Supreme Suspension Control Arm and Ball Joint Assembly P/N:CMS20420

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$43.99
MPN: CMS20420
UPC: 669719930758
Item Package Quantity: 1
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Mevotech Supreme Suspension Control Arm and Ball Joint Assembly P/N:CMS20420
Mevotech Supreme Suspension Control Arm and Ball Joint Assembly P/N:CMS20420
$43.99

Tighten up your front end with the Mevotech Supreme control arm and ball joint assembly, MPN CMS20420. This is the front left lower control arm with an integrated ball joint — a direct-fit replacement for the 1996-2000 Hyundai Elantra and 1997-2001 Hyundai Tiburon (see the Buyer's Guide tab for engine-level fitment). It locates the wheel, sets front suspension geometry, and carries the ball joint that connects to the steering knuckle, while its rubber bushings mount the arm to the chassis.

  • Faster fit: includes a part-specific locking nut to speed up ball joint installation.
  • Corrosion resistance: a protective surface treatment helps resist rust build-up.
  • Precise engineering: engineered in-house with application-specific upgrades for durability and easier installation.
  • Rigorous testing: validated with in-house and third-party durability testing, using premium materials throughout.

Signs the original front left lower control arm or ball joint may need replacing include clunking or knocking over bumps, wandering or loose steering, and uneven front tire wear. Have the suspension inspected to confirm the cause before ordering.

Interchange: 101-5362 · 101-5364 · 102-5364 · 622.51005 · 622.51018 · 520-383
1015362 · 1015364 · 1025364 · 62251005 · 62251018 · 520383 · 19289658 · HUH215 · TC6701 · CB60123 · CB60123PR · CA14225 · 5450029000 · 5450029500 · CAK620107 · IK620107 · K620107 · RK620107 · FA4115 · 30030223 · 10871 · 5071121 · X18CJ0705 · TK620107

This part cross-references / interchanges with the following part numbers:

19289658, 101-5362, 101-5364, 102-5364, 622.51005, 622.51018, HUH215, TC6701, 520-383, CB60123, CB60123PR, CA14225, 5450029000, 5450029500, CAK620107, IK620107, K620107, RK620107, FA4115, CMS20420, 30030223, 10871, 5071121, X18CJ0705, TK620107

Frequently Asked Questions

Is this a Mevotech Supreme suspension control arm with the ball joint included?

Yes. This Mevotech Supreme suspension control arm ships as a front left lower assembly with the ball joint integrated, plus a part-specific locking nut to make ball joint installation faster.

Is this a lower control arm for a Hyundai Elantra?

Yes — it's the front left lower control arm for the 1996-2000 Hyundai Elantra, and it also fits the 1997-2001 Hyundai Tiburon. See the Buyer's Guide tab to confirm your configuration.

What position on the vehicle does CMS20420 replace?

It replaces the front left (driver-side) lower control arm and ball joint assembly.

Why choose the Mevotech Supreme lower control arm?

It's engineered in-house with application-specific upgrades and premium materials, a corrosion-resistant surface treatment, and both in-house and third-party durability testing.

What are signs my control arm or ball joint needs replacing?

Common signs include clunking or knocking over bumps, wandering or loose steering, and uneven front tire wear. Have the suspension inspected to confirm the cause before replacing.